i = 0

while i < 10:
    i += 1
    if i == 3:
        break  # 某一条件满足时，退出循环
    print(i)
    

print("over")

j = 0

while j < 10:
    j += 1
    if j == 3:        
        continue  # 某一条件满足时，不执行后续代码，但不退出循环
    print(j)
    